uWE and peter helped with assessing DPF condition on 06 V10, only 1 problem left HVAC.. Intermitanta/c RCV operation c dtc code 00898 on auto scan some times , last eve went to HVAC control MVB 13 field 1 gave 8 in field 1 which indicates compressor off;outside temp too low which sensor is this or is it a coding problem? 4 zone climate in71 degree shop which registered on front dash screen, A/C has a number of temp sensors, which one is problematic for #8 outside temp?? thanks